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Setting node signatures clears cached values if present

This commit is contained in:
Thomas Nagy 2015-12-25 17:46:37 +01:00
parent 4fdd8a520d
commit ad2f3d420c
1 changed files with 9 additions and 3 deletions
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12
waflib/Node.py
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@ -820,11 +820,17 @@ class Node(object):
return Utils.h_file(self.abspath())
# --------------------------------------------
# TODO waf 2.0, remove the cache_sig attribute
# TODO waf 2.0, remove the sig and cache_sig attributes
def get_sig(self):
return self.h_file()
sig = property(get_sig, Utils.nada)
cache_sig = property(get_sig, Utils.nada)
def set_sig(self, val):
# clear the cache, so that past implementation should still work
try:
del self.get_bld_sig.__cache__[(self,)]
except (AttributeError, KeyError):
pass
sig = property(get_sig, set_sig)
cache_sig = property(get_sig, set_sig)
pickle_lock = Utils.threading.Lock()
"""Lock mandatory for thread-safe node serialization"""